Create test case for Form XObjects

ocrmypdf/__main__.py

@@ -356,9 +356,6 @@ def check_options(options, log):
         sys.exit(ExitCode.missing_dependency)
 
 
-
-
-
 # ----------
 # Logging
 

tests/resources/README.rst

@@ -64,6 +64,9 @@ under the terms of the license in LICENSE.rst.
     *   - epson.pdf
         - @lowesjam
         - a linearized PDF containing some unusual indirect objects, created by an Epson printer; printout of a Wikipedia article (CC BY-SA)
+    *   - formxobject.pdf
+        - @jbarlow83
+        - hand-crafted exotic PDF containing an image inside a Form XObject
     *   - francais.pdf
         - @jbarlow83
         - a page containing French accents (diacritics)  

tests/test_main.py

@@ -742,3 +742,9 @@ THIS FILE IS INVALID
         '--tesseract-config', str(cfg_file))
     assert "parameter not found" in err, "No error message"
     assert p.returncode == ExitCode.invalid_config
+
+
+def test_form_xobject(spoof_tesseract_noop, resources, outpdf):
+    check_ocrmypdf(resources / 'formxobject.pdf', outpdf,
+                   '--force-ocr',
+                   env=spoof_tesseract_noop)

tests/test_pageinfo.py

@@ -101,3 +101,10 @@ def test_jpeg(resources, outdir):
     assert pdfimage['enc'] == 'jpeg'
     assert (pdfimage['dpi_w'] - 150) < 1e-5
 
+
+def test_form_xobject(resources):
+    filename = resources / 'formxobject.pdf'
+
+    pdfinfo = pageinfo.pdf_get_all_pageinfo(str(filename))
+    pdfimage = pdfinfo[0]['images'][0]
+    assert pdfimage['width'] == 50